Explore 1999-2016 Harvest Data

Quality Review of Grain Nitrogen (%) and Grain Carbon (%)

Maps of grain N from different sources for HY1999 - HY2009

• GrainNUbbie = Data from Ubbie’s file with 0 values set to NULL
• GrainNUnger = Data from Unger’s file with 0 values set to NULL and Excel copy/paste errors set to NULL
• GrainNFinal = Data after removing extreme outliers from GrainNUbbie and GrainNUnger then averaging if both have values and taking only present if single value

Maps of grain C from different sources for HY1999 - HY2009

• GrainCUbbie = Data from Ubbie’s file with 0 values set to NULL
• GrainCUnger = Data from Unger’s file with 0 values set to NULL and Excel copy/paste errors set to NULL
• GrainCFinal = Data after removing extreme outliers from GrainCUbbie and GrainCUnger then averaging if both have values and taking only present if single value

Maps of grain N for HY2010 - HY2016

Maps of grain C for HY2010 - HY2016